adapt to new exportInterface

see Chill-project/Chill-Main#9

Export/Export/CountPerson.php

@@ -27,6 +27,7 @@ use Chill\PersonBundle\Security\Authorization\PersonVoter;
 use Symfony\Component\Security\Core\Role\Role;
 use Chill\PersonBundle\Export\Declarations;
 use Chill\MainBundle\Export\FormatterInterface;
+use Doctrine\ORM\EntityManagerInterface;
 
 /**
  * 
@@ -35,6 +36,19 @@ use Chill\MainBundle\Export\FormatterInterface;
  */
 class CountPerson implements ExportInterface
 {
+    /**
+     *
+     * @var EntityManagerInterface
+     */
+    protected $entityManager;
+    
+    public function __construct(
+            EntityManagerInterface $em
+            )
+    {
+        $this->entityManager = $em;
+    }
+    
     /**
      * 
      */
@@ -64,10 +78,12 @@ class CountPerson implements ExportInterface
      * @param QueryBuilder $qb
      * @return QueryBuilder
      */
-    public function initiateQuery(QueryBuilder $qb, array $requiredModifiers,  array $acl, array $data = array())
+    public function initiateQuery(array $requiredModifiers,  array $acl, array $data = array())
     {
         $centers = array_map(function($el) { return $el['center']; }, $acl);
         
+        $qb = $this->entityManager->createQueryBuilder();
+        
         $qb->select('COUNT(person.id) AS export_result')
                 ->from('ChillPersonBundle:Person', 'person')
                 ->join('person.center', 'center')
@@ -79,7 +95,7 @@ class CountPerson implements ExportInterface
         return $qb;
     }
     
-    public function getResult(QueryBuilder $qb, $data)
+    public function getResult($qb, $data)
     {
         return $qb->getQuery()->getResult(Query::HYDRATE_SCALAR);
     }